JPH02107183U - - Google Patents
Info
- Publication number
- JPH02107183U JPH02107183U JP1663489U JP1663489U JPH02107183U JP H02107183 U JPH02107183 U JP H02107183U JP 1663489 U JP1663489 U JP 1663489U JP 1663489 U JP1663489 U JP 1663489U JP H02107183 U JPH02107183 U JP H02107183U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- light
- crystal panel
- solar cell
- projected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 2
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Transforming Electric Information Into Light Information (AREA)
Description
第１図は本考案の液晶プロジエクタの投射光学
系の模式図、第２図は第１図のＢ−Ｂ方向からみ
た液晶パネルの平面図、第３図は第１図のＣ−Ｃ
方向からみた内壁部の平面図、第４図は太陽電池
駆動回路図、第５図は従来の液晶プロジエクタの
光学系を示す模式図、第６図は第５図のＡ−Ａ方
向から液晶パネルの有効画面と投射範囲を示す説
明図である。
１は筐体、２は光源、６はスクリーン、１５は
太陽電池、２８は液晶パネル駆動回路である。
Fig. 1 is a schematic diagram of the projection optical system of the liquid crystal projector of the present invention, Fig. 2 is a plan view of the liquid crystal panel seen from the direction B-B in Fig. 1, and Fig. 3 is a diagram showing the C-C in Fig. 1.
4 is a solar battery drive circuit diagram, FIG. 5 is a schematic diagram showing the optical system of a conventional liquid crystal projector, and FIG. 6 is a diagram of the liquid crystal panel viewed from the A-A direction in FIG. 5. FIG. 2 is an explanatory diagram showing an effective screen and a projection range. 1 is a housing, 2 is a light source, 6 is a screen, 15 is a solar cell, and 28 is a liquid crystal panel drive circuit.
Claims (1)
をスクリーンに投写する様にした液晶プロジエク
タにおいて、 筐体内部に太陽電池を配設すると共に上記光源
からの投射光のうち液晶パネルの有効画面上に当
らず画像投与に寄与していない投射光を上記太陽
電池に投射する様にし、上記太陽電池の電気出力
を上記液晶パネルの駆動源として用いることを特
徴とする液晶プロジエクタ。[Scope of Claim for Utility Model Registration] A liquid crystal projector that projects an image on a liquid crystal panel onto a screen using light projected from a light source, in which a solar cell is disposed inside the housing and the projected light from the light source is projected onto a screen. The projection light that does not hit the effective screen of the liquid crystal panel and does not contribute to image delivery is projected onto the solar cell, and the electrical output of the solar cell is used as a driving source for the liquid crystal panel. LCD projector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1663489U JPH02107183U (en) | 1989-02-15 | 1989-02-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1663489U JPH02107183U (en) | 1989-02-15 | 1989-02-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02107183U true JPH02107183U (en) | 1990-08-27 |
Family
ID=31229737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1663489U Pending JPH02107183U (en) | 1989-02-15 | 1989-02-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02107183U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001290220A (en) * | 2000-04-07 | 2001-10-19 | Matsushita Electric Ind Co Ltd | Projector |
-
1989
- 1989-02-15 JP JP1663489U patent/JPH02107183U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001290220A (en) * | 2000-04-07 | 2001-10-19 | Matsushita Electric Ind Co Ltd | Projector |
| JP4553446B2 (en) * | 2000-04-07 | 2010-09-29 | パナソニック株式会社 | projector |
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